A159217 - OEIS

%I #4 Dec 18 2015 18:17:18

%S 3,8,17,35,69,137,269,533,1053,2093,4157,8285,16509,32957,65789,

%T 131453,262653,525053,1049597,2098685,4196349,8391677,16781309,

%U 33560573,67117053,134230013,268451837

%N 1/8 the number of n X n arrays of squares of integers with every 2X2 subblock summing to 17

%C Same series for 1/4 the number of n X n arrays of squares of integers with every 2X2 subblock summing to 5

%C Same series for 1/4 the number of n X n arrays of squares of integers with every 2X2 subblock summing to 6

%C Same series for 1/4 the number of n X n arrays of squares of integers with every 2X2 subblock summing to 11

%C Same series for 1/4 the number of n X n arrays of squares of integers with every 2X2 subblock summing to 15

%C Same series for 1/8 the number of n X n arrays of squares of integers with every 2X2 subblock summing to 22

%C Same series for 1/4 the number of n X n arrays of squares of integers with every 2X2 subblock summing to 23

%C Same series for 1/4 the number of n X n arrays of squares of integers with every 2X2 subblock summing to 24

%K nonn

%O 2,1

%A _R. H. Hardin_ Apr 06 2009